seguraisabel56 seguraisabel56

18-12-2021
Mathematics

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What is the first step of the second step to prove that Sn arrow 1+2+3+..+n=n(n+1)/2?

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haleyball0715 haleyball0715

18-12-2021

What kind of math is this

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okaappii35 okaappii35

16-03-2022

Answer:

I'm pretty sure it's, "verify that Sn is valid for n=1". I think... lol.

Step-by-step explanation:

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